[INFO] fetching crate cap-async-std 0.15.4...
[INFO] testing cap-async-std-0.15.4 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate cap-async-std 0.15.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cap-async-std 0.15.4 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cap-async-std 0.15.4
[INFO] finished tweaking crates.io crate cap-async-std 0.15.4
[INFO] tweaked toml for crates.io crate cap-async-std 0.15.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e01cbeccb6d35c75d1297a4dd8516e186e217862b72e3693ec2984cb8869696
[INFO] running `Command { std: "docker" "start" "-a" "2e01cbeccb6d35c75d1297a4dd8516e186e217862b72e3693ec2984cb8869696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e01cbeccb6d35c75d1297a4dd8516e186e217862b72e3693ec2984cb8869696", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e01cbeccb6d35c75d1297a4dd8516e186e217862b72e3693ec2984cb8869696", kill_on_drop: false }`
[INFO] [stdout] 2e01cbeccb6d35c75d1297a4dd8516e186e217862b72e3693ec2984cb8869696
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ad6fcb39dda36a1f34fd5284702a18f158e1a1316b8ed8e2c28b13b760c5e3e
[INFO] running `Command { std: "docker" "start" "-a" "1ad6fcb39dda36a1f34fd5284702a18f158e1a1316b8ed8e2c28b13b760c5e3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling fastrand v1.4.1
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling io-lifetimes v0.2.0
[INFO] [stderr]    Compiling unsafe-io v0.7.1
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.4.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling polling v2.1.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-process v1.1.0
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling posish v0.15.5
[INFO] [stderr]    Compiling fs-set-times v0.5.1
[INFO] [stderr]    Compiling cap-primitives v0.15.4
[INFO] [stderr]    Compiling cap-async-std v0.15.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.50s
[INFO] running `Command { std: "docker" "inspect" "1ad6fcb39dda36a1f34fd5284702a18f158e1a1316b8ed8e2c28b13b760c5e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad6fcb39dda36a1f34fd5284702a18f158e1a1316b8ed8e2c28b13b760c5e3e", kill_on_drop: false }`
[INFO] [stdout] 1ad6fcb39dda36a1f34fd5284702a18f158e1a1316b8ed8e2c28b13b760c5e3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e63cdf982825d048d018804d1c118b0e97600fa1f49b263d7e6003abcaa2e73
[INFO] running `Command { std: "docker" "start" "-a" "5e63cdf982825d048d018804d1c118b0e97600fa1f49b263d7e6003abcaa2e73", kill_on_drop: false }`
[INFO] [stderr]    Compiling cap-async-std v0.15.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "5e63cdf982825d048d018804d1c118b0e97600fa1f49b263d7e6003abcaa2e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e63cdf982825d048d018804d1c118b0e97600fa1f49b263d7e6003abcaa2e73", kill_on_drop: false }`
[INFO] [stdout] 5e63cdf982825d048d018804d1c118b0e97600fa1f49b263d7e6003abcaa2e73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8d21716cba5248481f09f910f69745cc4ded4af4ec0bdd16d5f55fc42015a44
[INFO] running `Command { std: "docker" "start" "-a" "f8d21716cba5248481f09f910f69745cc4ded4af4ec0bdd16d5f55fc42015a44", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cap_async_std-12b12751d4ae921b)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cap-async-std
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f8d21716cba5248481f09f910f69745cc4ded4af4ec0bdd16d5f55fc42015a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8d21716cba5248481f09f910f69745cc4ded4af4ec0bdd16d5f55fc42015a44", kill_on_drop: false }`
[INFO] [stdout] f8d21716cba5248481f09f910f69745cc4ded4af4ec0bdd16d5f55fc42015a44